<template>
  <div class="app-container">

    <!-- 列表 -->
    <el-table v-loading="loading" :data="list">
      <el-table-column label="定义编号" align="center" prop="id" width="400" />
      <el-table-column label="定义名称" align="center" prop="name" width="100">
        <template slot-scope="scope">
          <el-button type="text" @click="handleBpmnDetail(scope.row)">
            <span>{{ scope.row.name }}</span>
          </el-button>
        </template>
      </el-table-column>
      <el-table-column label="定义分类" align="center" prop="category" width="100">
        <template slot-scope="scope">
          <dict-tag :type="DICT_TYPE.BPM_MODEL_CATEGORY" :value="scope.row.category" />
        </template>
      </el-table-column>
      <el-table-column label="表单信息" align="center" prop="formType" width="200">
        <template slot-scope="scope">
          <el-button v-if="scope.row.formId" type="text" @click="handleFormDetail(scope.row)">
            <span>{{ scope.row.formName }}</span>
          </el-button>
          <el-button v-else-if="scope.row.formCustomCreatePath" type="text" @click="handleFormDetail(scope.row)">
            <span>{{ scope.row.formCustomCreatePath }}</span>
          </el-button>
          <label v-else>暂无表单</label>
        </template>
      </el-table-column>
      <el-table-column label="流程版本" align="center" prop="processDefinition.version" width="80">
        <template slot-scope="scope">
          <el-tag size="medium" v-if="scope.row">v{{ scope.row.version }}</el-tag>
          <el-tag size="medium" type="warning" v-else>未部署</el-tag>
        </template>
      </el-table-column>
      <el-table-column label="状态" align="center" prop="version" width="80">
        <template slot-scope="scope">
          <el-tag type="success" v-if="scope.row.suspensionState === 1">激活</el-tag>
          <el-tag type="warning" v-if="scope.row.suspensionState === 2">挂起</el-tag>
        </template>
      </el-table-column>
      <el-table-column label="部署时间" align="center" prop="deploymentTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.deploymentTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="定义描述" align="center" prop="description" width="300" show-overflow-tooltip />
      <el-table-column label="操作" align="center" width="150" fixed="right">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-s-custom" @click="handleAssignRule(scope.row)"
            v-hasPermi="['bpm:task-assign-rule:update']">分配规则</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 流程表单配置详情 -->
    <el-dialog title="表单详情" :visible.sync="detailOpen" width="50%" append-to-body>
      <parser :key="new Date().getTime()" :form-conf="detailForm" />
    </el-dialog>

    <!-- 流程模型图的预览 -->
    <el-dialog title="流程图" :visible.sync="showBpmnOpen" width="80%" append-to-body>
      <my-process-viewer key="designer" v-model="bpmnXML" v-bind="bpmnControlForm" />
    </el-dialog>

    <!-- 分页组件 -->
    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNo" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- ========== 流程任务分配规则 ========== -->
    <taskAssignRuleDialog ref="taskAssignRuleDialog" />
  </div>
</template>

<script>
  import {
    getProcessDefinitionBpmnXML,
    getProcessDefinitionPage
  } from "@/api/bpm/definition";
  import {
    DICT_TYPE,
    getDictDatas
  } from "@/utils/dict";
  import {
    getForm
  } from "@/api/bpm/form";
  import {
    decodeFields
  } from "@/utils/formGenerator";
  import Parser from '@/components/parser/Parser'
  import taskAssignRuleDialog from "../taskAssignRule/taskAssignRuleDialog";

  export default {
    name: "processDefinition",
    components: {
      Parser,
      taskAssignRuleDialog
    },
    data() {
      return {
        // 遮罩层
        loading: true,
        // 总条数
        total: 0,
        // 表格数据
        list: [],
        // 查询参数
        queryParams: {
          pageNo: 1,
          pageSize: 10
        },

        // 流程表单详情
        detailOpen: false,
        detailForm: {
          fields: []
        },

        // BPMN 数据
        showBpmnOpen: false,
        bpmnXML: null,
        bpmnControlForm: {
          prefix: "activiti"
        },

        // 数据字典
        categoryDictDatas: getDictDatas(DICT_TYPE.BPM_MODEL_CATEGORY),
      };
    },
    created() {
      const key = this.$route.query && this.$route.query.key
      if (key) {
        this.queryParams['key'] = key
      }
      this.getList();
    },
    methods: {
      /** 查询流程定义列表 */
      getList() {
        this.loading = true;
        getProcessDefinitionPage(this.queryParams).then(response => {
          this.list = response.data.list;
          this.total = response.data.total;
          this.loading = false;
        });
      },
      /** 流程表单的详情按钮操作 */
      handleFormDetail(row) {
        // 流程表单
        if (row.formId) {
          // 设置值
          this.detailForm = {
            ...JSON.parse(row.formConf),
            fields: decodeFields(row.formFields)
          }
          // 弹窗打开
          this.detailOpen = true
          // 业务表单
        } else if (row.formCustomCreatePath) {
          this.$router.push({
            path: row.formCustomCreatePath
          });
        }
      },
      /** 流程图的详情按钮操作 */
      handleBpmnDetail(row) {
        getProcessDefinitionBpmnXML(row.id).then(response => {
          this.bpmnXML = response.data
          // 弹窗打开
          this.showBpmnOpen = true
        })
      },
      /** 处理任务分配规则列表的按钮操作 */
      handleAssignRule(row) {
        this.$refs['taskAssignRuleDialog'].initProcessDefinition(row.id);
      },
    }
  };

</script>

<style lang="scss">
  .my-process-designer {
    height: calc(100vh - 200px);
  }

</style>
